diff --git a/site/content/docs/5.3/content/reboot.md b/site/content/docs/5.3/content/reboot.md
index ef2bd13bcfbd..1400e8c55068 100644
--- a/site/content/docs/5.3/content/reboot.md
+++ b/site/content/docs/5.3/content/reboot.md
@@ -64,7 +64,7 @@ $font-family-sans-serif:
   // Android
   Roboto,
   // older macOS and iOS
-  "Helvetica Neue"
+  "Helvetica Neue",
   // Linux
   "Noto Sans",
   "Liberation Sans",